package com.atguigu.mall.ware.config;

import org.springframework.amqp.core.Binding;
import org.springframework.amqp.core.Exchange;
import org.springframework.amqp.core.Queue;
import org.springframework.amqp.core.TopicExchange;
import org.springframework.amqp.support.converter.Jackson2JsonMessageConverter;
import org.springframework.amqp.support.converter.MessageConverter;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.HashMap;
import java.util.Map;

/**
 * @author zststart
 * @create 2022-06-17 16:07
 */
@Configuration
public class MyRabbitConfig {
    @Bean
    public MessageConverter messageConverter(){
        return new Jackson2JsonMessageConverter();//给容器里放一个json的转换包
    }

    @Bean
    public Exchange stockeventExchange(){
        TopicExchange topicExchange = new TopicExchange("stock-event-exchange", true, false);
        return topicExchange;
    }
    @Bean
    public Queue stockReleaseQueue(){
        return new Queue("stock.release.stock.queue",true,false,false);
    }
    @Bean
    public Queue stockDelayQueue(){
        Map<String,Object> args = new HashMap<>();
        args.put("x-dead-letter-exchange","stock-event-exchange");
        args.put("x-dead-letter-routing-key","stock.release");
        args.put("x-message-ttl",120000);
        return new Queue("stock.delay.queue",true,false,false,args);
    }
    @Bean
    public Binding stockReleaseBinding(){
       return new Binding("stock.release.stock.queue",Binding.DestinationType.QUEUE,
               "stock-event-exchange","stock.release.#",null);
    }
    @Bean
    public Binding stockLockedBinding(){
        return new Binding("stock.delay.queue",Binding.DestinationType.QUEUE,
                "stock-event-exchange","stock.locked",null);
    }
}
